
MDK.md5	=	function ( sMessage )
{
	function RotateLeft( lValue, iShiftBits )
	{
		return ( lValue << iShiftBits ) | ( lValue >>> ( 32 - iShiftBits ) );
	}

	function AddUnsigned( lX, lY )
	{
		var lX4,lY4,lX8,lY8,lResult;
		lX8	=	( lX & 0x80000000 );
		lY8	=	( lY & 0x80000000 );
		lX4	=	( lX & 0x40000000 );
		lY4	=	( lY & 0x40000000 );
		lResult	=	( lX & 0x3FFFFFFF )+( lY & 0x3FFFFFFF );
		if ( lX4 & lY4 )
		{
			return ( lResult ^ 0x80000000 ^ lX8 ^ lY8 );
		}
		if ( lX4 | lY4 )
		{
			if ( lResult & 0x40000000 )
				return ( lResult ^ 0xC0000000 ^ lX8 ^ lY8 );
			else
				return ( lResult ^ 0x40000000 ^ lX8 ^ lY8 );
		}
		else
		{
			return ( lResult ^ lX8 ^ lY8 );
		}
	}

	function F( x, y, z ) { return ( x & y ) | ( ( ~x ) & z ); }
	function G( x, y, z ) { return ( x & z ) | ( y & ( ~z ) ); }
	function H( x, y, z ) { return ( x ^ y ^ z ); }
	function I( x, y, z ) { return ( y ^ ( x | ( ~z ) ) ); }

	function FF( a, b, c, d, x, s, ac )
	{
		a = AddUnsigned( a, AddUnsigned( AddUnsigned( F( b, c, d ), x ), ac ) );
		return AddUnsigned( RotateLeft( a, s ), b );
	}

	function GG( a, b, c, d, x, s, ac )
	{
		a = AddUnsigned( a, AddUnsigned( AddUnsigned( G( b, c, d ), x ), ac ) );
		return AddUnsigned( RotateLeft( a, s ), b );
	}

	function HH( a, b, c, d, x, s, ac )
	{
		a = AddUnsigned( a, AddUnsigned( AddUnsigned( H( b, c, d ), x ), ac ) );
		return AddUnsigned( RotateLeft( a, s ), b );
	}

	function II( a, b, c, d, x, s, ac )
	{
		a = AddUnsigned( a, AddUnsigned( AddUnsigned( I( b, c, d ), x ), ac ) );
		return AddUnsigned( RotateLeft( a, s ), b );
	}

	function ConvertToWordArray( sMessage )
	{
		var lWordCount;
		var lMessageLength			=	sMessage.length;
		var lNumberOfWords_temp1	=	lMessageLength + 8;
		var lNumberOfWords_temp2	=	( lNumberOfWords_temp1 - ( lNumberOfWords_temp1 % 64 ) ) / 64;
		var lNumberOfWords			=	( lNumberOfWords_temp2 + 1 ) * 16;
		var lWordArray				=	Array( lNumberOfWords - 1 );
		var lBytePosition			=	0;
		var lByteCount				=	0;

		while ( lByteCount < lMessageLength )
		{
			lWordCount		=	( lByteCount - ( lByteCount % 4 ) ) / 4;
			lBytePosition	=	( lByteCount % 4)*8;
			lWordArray[lWordCount]	= ( lWordArray[lWordCount] | ( sMessage.charCodeAt( lByteCount ) << lBytePosition ) );
			lByteCount++;
		}

		lWordCount		=	( lByteCount - ( lByteCount % 4 ) ) / 4;
		lBytePosition	=	( lByteCount % 4 ) * 8;
		lWordArray[lWordCount]	=	lWordArray[lWordCount] | ( 0x80 << lBytePosition );
		lWordArray[lNumberOfWords-2]	=	lMessageLength << 3;
		lWordArray[lNumberOfWords-1]	=	lMessageLength >>> 29;

		return lWordArray;
	}

	function WordToHex( lValue )
	{
		var WordToHexValue = "", WordToHexValue_temp = "", lByte, lCount;
		for ( lCount = 0; lCount <= 3; lCount++ )
		{
			lByte = ( lValue >>> ( lCount * 8 ) ) & 255;
			WordToHexValue_temp = "0" + lByte.toString( 16 );
			WordToHexValue = WordToHexValue + WordToHexValue_temp.substr( WordToHexValue_temp.length-2, 2 );
		}
		return WordToHexValue;
	}

	var x=Array();
	var k, AA, BB, CC, DD, a, b, c, d;
	var S11=7, S12=12, S13=17, S14=22;
	var S21=5, S22=9 , S23=14, S24=20;
	var S31=4, S32=11, S33=16, S34=23;
	var S41=6, S42=10, S43=15, S44=21;

	x = ConvertToWordArray( sMessage );
	a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
	for ( k = 0; k < x.length; k += 16 )
	{
		AA = a; BB = b; CC = c; DD = d;
		a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
		d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
		c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
		b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
		a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
		d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
		c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
		b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
		a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
		d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
		c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
		b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
		a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
		d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
		c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
		b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
		a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
		d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
		c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
		b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
		a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
		d=GG(d,a,b,c,x[k+10],S22,0x2441453);
		c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
		b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
		a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
		d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
		c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
		b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
		a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
		d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
		c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
		b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
		a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
		d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
		c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
		b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
		a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
		d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
		c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
		b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
		a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
		d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
		c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
		b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
		a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
		d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
		c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
		b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
		a=II(a,b,c,d,x[k+0], S41,0xF4292244);
		d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
		c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
		b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
		a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
		d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
		c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
		b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
		a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
		d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
		c=II(c,d,a,b,x[k+6], S43,0xA3014314);
		b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
		a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
		d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
		c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
		b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
		a=AddUnsigned(a,AA);
		b=AddUnsigned(b,BB);
		c=AddUnsigned(c,CC);
		d=AddUnsigned(d,DD);
	}

	var temp	=	WordToHex( a ) + WordToHex( b ) + WordToHex( c ) + WordToHex( d );
	return temp.toLowerCase();
}